FURVERT!

2018 4_fingers 4_toes anthro anthro_on_anthro anus backsash big_butt blush bodily_fluids butt butt_sniffing canid canine canis claws digital_media_(artwork)dripping duo facesitting feet fingers fox fur grey_background greyscale hair half-closed_eyes hand_on_butt heart_symbol hi_res hindpaw kneeling looking_back looking_down male male_on_bottom male_on_top mammal monochrome narrowed_eyes nose_to_anus nude on_bottom on_top open_mouth pawpads paws piano_the_fox raised_tail sash_(backsash)simple_background sitting sitting_on_another sketch smile sniffing sweat tail teeth toes tongue wolf